Agassiz, Elizabeth Cabot Cary, 1822-1907 A first lesson in natural history / by Mrs. Agassiz - New ed. - Boston : D. C. Heath, 1890 - 264 p. : ill., pl. ; 16 cm. - Guides for science-teaching, no. IV . Subjects--Topical Terms: Marine animals--Juvenile literatureCoralsJellyfishes